California earthquakes

M2.3 earthquake 17 km ENE of Mineral, California

A magnitude 2.3 earthquake struck 17 km ENE of Mineral, California on Sun, Feb 17, 1985, 5:19 AM PST (13:19 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.0 1 km ESE of Anderson, California. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.3 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1985-02-17 13:19:35 UTC
Depth
6.0 km (3.8 mi), shallow
Epicenter
40.422° N, 121.418° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.3 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
123°
Stations used
11

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 39 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 1.617 km ENE of Mineral, California · 15203 days ago · 8 km deep · 1 km away
  2. 2.316 km ENE of Mineral, California · 15203 days ago · 3 km deep · 1 km away
  3. 1.817 km ENE of Mineral, California · 15203 days ago · 7 km deep · 0 km away
  4. 2.115 km NNE of Shingletown, California · 15200 days ago · 13 km deep · 40 km away
  5. 1.85 km WSW of Bella Vista, California · 15198 days ago · 4 km deep · 77 km away
  6. 2.015 km SW of Lake Almanor West, California · 15197 days ago · 8 km deep · 33 km away
  7. 1.921 km S of Nubieber, California · 15196 days ago · 13 km deep · 57 km away
  8. 1.714 km NNE of Mineral, California · 15190 days ago · 3 km deep · 10 km away
  9. 2.53 km N of Plumas Eureka, California · 15187 days ago · -1 km deep · 93 km away
  10. 1.79 km W of Cottonwood, California · 15184 days ago · 5 km deep · 82 km away
  11. 2.21 km NNW of Plumas Eureka, California · 15183 days ago · 3 km deep · 94 km away
  12. 1.513 km NE of Butte Meadows, California · 15183 days ago · 2 km deep · 27 km away
  13. 1.86 km ENE of Chico, California · 15180 days ago · 22 km deep · 81 km away
  14. 2.32 km WNW of La Porte, California · 15179 days ago · 12 km deep · 88 km away
  15. 1.98 km W of La Porte, California · 15179 days ago · 11 km deep · 88 km away
  16. 2.58 km WSW of La Porte, California · 15179 days ago · 14 km deep · 89 km away
  17. 2.19 km NW of Belden, California · 15179 days ago · 4 km deep · 42 km away
  18. 1.65 km W of La Porte, California · 15177 days ago · 12 km deep · 88 km away
  19. 1.97 km W of La Porte, California · 15176 days ago · 12 km deep · 88 km away
  20. 2.27 km W of La Porte, California · 15174 days ago · 7 km deep · 87 km away
  21. 1.96 km NE of Crescent Mills, California · 15171 days ago · 3 km deep · 56 km away
  22. 1.68 km ESE of Hat Creek, California · 15171 days ago · 3 km deep · 41 km away
  23. 1.79 km NNE of Mineral, California · 15170 days ago · 5 km deep · 11 km away
  24. 1.811 km WNW of Chester, California · 15170 days ago · 3 km deep · 9 km away
  25. 1.513 km N of Butte Meadows, California · 15167 days ago · 10 km deep · 27 km away
  26. 2.2Northern California · 15163 days ago · 5 km deep · 68 km away
  27. 2.313 km NNE of Mineral, California · 15162 days ago · 2 km deep · 12 km away
  28. 2.914 km E of Cottonwood, California · 15161 days ago · 11 km deep · 59 km away
  29. 2.313 km NNE of Mineral, California · 15160 days ago · 2 km deep · 12 km away
  30. 2.04 km ENE of Tobin, California · 15159 days ago · 12 km deep · 55 km away
  31. 3.01 km ESE of Anderson, California · 15158 days ago · 68 km deep · 73 km away
  32. 1.80 km NNW of Prattville, California · 15150 days ago · 3 km deep · 32 km away
  33. 2.111 km E of Red Bluff, California · 15150 days ago · 14 km deep · 63 km away
  34. 1.614 km NE of Proberta, California · 15149 days ago · 0 km deep · 60 km away
  35. 2.810 km E of Red Bluff, California · 15146 days ago · 10 km deep · 65 km away
  36. 1.812 km E of Red Bluff, California · 15146 days ago · 1 km deep · 63 km away
  37. 2.913 km NE of Proberta, California · 15145 days ago · -1 km deep · 62 km away
  38. 2.312 km ESE of Bend, California · 15145 days ago · 17 km deep · 59 km away
  39. 2.010 km E of Red Bluff, California · 15145 days ago · 4 km deep · 65 km away

Before

  1. 1.8Northern California · 15203 days ago · 10 km deep · 35 km away
  2. 1.816 km ENE of Mineral, California · 15203 days ago · 6 km deep · 0 km away
  3. 3.38 km NW of Old Station, California · 15203 days ago · 9 km deep · 35 km away
  4. 1.72 km N of Lake Almanor West, California · 15207 days ago · 6 km deep · 26 km away
  5. 2.225 km S of Nubieber, California · 15208 days ago · 4 km deep · 55 km away
  6. 1.83 km NNW of Lake Almanor West, California · 15210 days ago · 3 km deep · 24 km away
  7. 1.512 km W of Chester, California · 15214 days ago · 3 km deep · 16 km away
  8. 2.03 km NNE of Lake Almanor West, California · 15226 days ago · 6 km deep · 26 km away
  9. 1.6Northern California · 15231 days ago · 10 km deep · 53 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc41239. Read Sat, Oct 3, 2026, 4:38 PM UTC.